13 strokes
tracks, mark, print, impression
On'Yomi: セキ
Kun'Yomi: あと
10 strokes
true, reality, Buddhist sect
On'Yomi: シン
Kun'Yomi: ま, ま-, まこと
18 strokes
remains, traces, footprint
On'Yomi: セキ, シャク
mark, print, impression